Pacific Southwest, Region 9
Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations
Air Quality Analysis
Annual Particulate Matter (Annual PM-2.5) Attainment Designations in Region 9
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- EPA Region 9 1997 annual PM-2.5 NAAQS Designations (KMZ) (Google Earth Data .KMZ)
- EPA Region 9 2012 annual PM-2.5 NAAQS Designations (KMZ) (Google Earth Data .KMZ)
- Zipped GIS Data (.ZIP archive)
- View a Larger Version of this Map
- View a High Resolution PDF Version of This Map (pdf)
E-mail your questions to Fletcher Clover at clover.fletcher@epa.gov.